Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5289594 | Water saver toilet flush control system | Dwight S. Nunley | 1994-03-01 |
| 5147617 | Process for recovery of gold from gold ores using a complexing pretreatment and sulfurous acid leaching | Freddie J. Touro | 1992-09-15 |
| 5147618 | Process for recovery of gold from refractory gold ores using sulfurous acid as the leaching agent | Freddie J. Touro | 1992-09-15 |
| 5114699 | Spent alkylation acid treatment process | Vivian C. Astley, Jody J. Taravella, Michael A. Murray | 1992-05-19 |
| 5096571 | Recovery of sulfur from native ores | James T. Womack, Vivian C. Astley, Jesus W. Perez, Thomas A. Headington | 1992-03-17 |
| 4915705 | Production of silica and fluorine-containing coproducts from fluosilicic acid | Phillip D. Mollere, Vivian C. Astley, Willis Thornsberry, Michael A. Murray | 1990-04-10 |
| 4655789 | Phosphoric acid crystallization process | Phillip D. Mollere, Vivian C. Astley, David M. Dyer | 1987-04-07 |
| 4655790 | Phosphoric acid crystallization process | Vivian C. Astley | 1987-04-07 |
| 4510027 | Simultaneous leaching and electrodeposition of precious metals | Phillip D. Mollere | 1985-04-09 |
| 4384889 | Simultaneous leaching and cementation of precious metals | Phillip D. Mollere | 1983-05-24 |